public DataSet.DsPSMS.ST_TIMETABLE_HEDDataTable isExistTimeHed(DataSet.DsPSMS.ST_TIMETABLE_HEDRow dr)
{
if (dr == null)
{
return(null);
}
try
{
timedb.Open();
DataSet.DsPSMS.ST_TIMETABLE_HEDDataTable dt = timedb.isExitTimeHedData(dr);
if (dt != null && (dt.Rows.Count > 0))
{
return(dt);
}
else
{
return(null);
}
}
catch
{
return(null);
}
finally
{
timedb.Close();
}
}